<template>
  <el-dialog
    :title="!dataForm.id ? '新增' : '修改'"
    :close-on-click-modal="false"
    :visible.sync="visible"
  >
    <el-form
      :model="dataForm"
      :rules="dataRule"
      ref="dataForm"
      @keyup.enter.native="dataFormSubmit()"
      label-width="80px"
    >
      <el-row>
        <el-col :span="12">
          <el-form-item label="角色名称" prop="roleName">
            <el-input v-model="dataForm.roleName" placeholder="角色名称"></el-input> </el-form-item
        ></el-col>
        <el-col :span="12">
          <el-form-item label="备注" prop="remark">
            <el-input v-model="dataForm.remark" placeholder="备注"></el-input> </el-form-item
        ></el-col>
      </el-row>

      <el-form-item size="mini" label="授权">
        <el-tree
          :data="menuList"
          :props="menuListTreeProps"
          node-key="menuId"
          ref="menuListTree"
          :default-expand-all="true"
          show-checkbox
        >
        </el-tree>
      </el-form-item>
    </el-form>
    <span slot="footer" class="dialog-footer">
      <el-button @click="visible = false">取消</el-button>
      <el-button type="primary" @click="dataFormSubmit()">确定</el-button>
    </span>
  </el-dialog>
</template>

<script>
import { treeDataTranslate } from '@/utils';
export default {
  data() {
    return {
      visible: false,
      menuList: [],
      menuListTreeProps: {
        label: 'name',
        children: 'children',
      },
      dataForm: {
        id: 0,
        roleName: '',
        remark: '',
      },
      dataRule: {
        roleName: [{ required: true, message: '角色名称不能为空', trigger: 'blur' }],
      },
      tempKey: -666666, // 临时key, 用于解决tree半选中状态项不能传给后台接口问题. # 待优化
    };
  },
  methods: {
    init(id) {
      this.dataForm.id = id || 0;
      this.$http({
        url: this.$http.adornUrl('/sys/menu/list'),
        method: 'get',
        params: this.$http.adornParams(),
      })
        .then(({ data }) => {
          console.log(data);
          this.menuList = treeDataTranslate(data, 'menuId');
        })
        .then(() => {
          this.visible = true;
          this.$nextTick(() => {
            this.$refs['dataForm'].resetFields();
            this.$refs.menuListTree.setCheckedKeys([]);
          });
        })
        .then(() => {
          if (this.dataForm.id) {
            this.$http({
              url: this.$http.adornUrl(`/sys/role/info/${this.dataForm.id}`),
              method: 'get',
              params: this.$http.adornParams(),
            }).then(({ data }) => {
              console.log(data);
              if (data && data.code === 0) {
                this.dataForm.roleName = data.role.roleName;
                this.dataForm.remark = data.role.remark;
                var idx = data.role.menuIdList.indexOf(this.tempKey);
                if (idx !== -1) {
                  data.role.menuIdList.splice(idx, data.role.menuIdList.length - idx);
                }
                this.$refs.menuListTree.setCheckedKeys(data.role.menuIdList);
              }
            });
          }
        });
    },
    // 表单提交
    dataFormSubmit() {
      this.$refs['dataForm'].validate((valid) => {
        if (valid) {
          this.$http({
            url: this.$http.adornUrl(`/sys/role/${!this.dataForm.id ? 'save' : 'update'}`),
            method: 'post',
            data: this.$http.adornData({
              roleId: this.dataForm.id || undefined,
              roleName: this.dataForm.roleName,
              remark: this.dataForm.remark,
              menuIdList: [].concat(
                this.$refs.menuListTree.getCheckedKeys(),
                [this.tempKey],
                this.$refs.menuListTree.getHalfCheckedKeys()
              ),
            }),
          }).then(({ data }) => {
            if (data && data.code === 0) {
              this.$message({
                message: '操作成功',
                type: 'success',
                duration: 1500,
                onClose: () => {
                  this.visible = false;
                  this.$emit('refreshDataList');
                },
              });
            } else {
              this.$message.error(data.msg);
            }
          });
        }
      });
    },
  },
};
</script>
